Masonry block



FIG. 1 is a perspective view of a masonry block of our new design;

FIG. 2 is a side elevational view thereof, as taken from the right in FIG. 1;

FIG. 3 is a side elevational view thereof, as taken from the left in FIG. 1;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a masonry block, as shown and described. 